Finding the Fourth Proportional to 5,347,959.90, 7,380,351.75 and 3,024,806.99
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Solution
The fourth proportional to 5,347,959.90, 7,380,351.75 and 3,024,806.99 is: 4,174,328.14
Step by Step Solution
- Step 1: Write the proportion equation
5,347,959.90 : 7,380,351.75 = 3,024,806.99 : x - Step 2: Convert to fraction form
5,347,959.90/7,380,351.75 = 3,024,806.99/x - Step 3: Cross multiply
5,347,959.90x = 7,380,351.75 × 3,024,806.99 - Step 4: Simplify right side
5,347,959.90x = 22,324,139,525,156.97 - Step 5: Solve for x
x = 22,324,139,525,156.97/5,347,959.90 - Step 6: Final answer
x = 4,174,328.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.